CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Dec. 31, 2019
Mar. 31, 2019
Current assets:    
Cash and cash equivalents $ 63,002 $ 25,704
Short-term investments 117,877 109,107
Research and development incentives receivable 4,775 2,474
Prepaid expenses and other current assets 5,220 3,696
Total current assets 190,874 140,981
Property, plant and equipment, net 5,654 12,159
Restricted cash 1,636 1,186
Right-to-use asset - operating leases 4,731  
Right-to-use asset - financing leases 47,528  
Total assets 250,423 154,326
Current liabilities:    
Accounts payable 6,256 7,084
Accrued expenses and other current liabilities 4,557 2,801
Operating lease liabilities, current 1,011  
Financing lease liabilities, current 2,393  
Total current liabilities 14,217 9,885
Deferred rent, net of current portion   24
Financing obligation   6,561
Long term debt, net of debt discount 9,739  
Operating lease liabilities, non-current 3,886  
Finance lease liabilities, non-current 25,016  
Total liabilities 52,858 16,470
Commitments and contingencies (Note 12)
Stockholders' Equity:    
Common stock, $0.001 par value; 150,000,000 shares authorized as of December 31, 2019 and March 31, 2019; 36,645,650 and 31,656,950 shares issued and outstanding as of December 31, 2019 and March 31, 2019 37 32
Additional paid-in capital 295,084 198,645
Accumulated deficit (96,509) (59,766)
Accumulated other comprehensive loss (1,047) (1,055)
Total stockholders' equity 197,565 137,856
Total liabilities and stockholders' equity $ 250,423 $ 154,326